28394512

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{131}}^1$

素因数の和:212

約数の個数: 80

約数和(自身を含む): 62853120

約数和(自身を除く): 34458608

約数列:

[1, 2, 4, 8, 16, 19, 23, 31, 38, 46, 62, 76, 92, 124, 131, 152, 184, 248, 262, 304, 368, 437, 496, 524, 589, 713, 874, 1048, 1178, 1426, 1748, 2096, 2356, 2489, 2852, 3013, 3496, 4061, 4712, 4978, 5704, 6026, 6992, 8122, 9424, 9956, 11408, 12052, 13547, 16244, 19912, 24104, 27094, 32488, 39824, 48208, 54188, 57247, 64976, 77159, 93403, 108376, 114494, 154318, 186806, 216752, 228988, 308636, 373612, 457976, 617272, 747224, 915952, 1234544, 1494448, 1774657, 3549314, 7098628, 14197256, 28394512]

約数ペア:

[(1, 28394512), (2, 14197256), (4, 7098628), (8, 3549314), (16, 1774657), (19, 1494448), (23, 1234544), (31, 915952), (38, 747224), (46, 617272), (62, 457976), (76, 373612), (92, 308636), (124, 228988), (131, 216752), (152, 186806), (184, 154318), (248, 114494), (262, 108376), (304, 93403), (368, 77159), (437, 64976), (496, 57247), (524, 54188), (589, 48208), (713, 39824), (874, 32488), (1048, 27094), (1178, 24104), (1426, 19912), (1748, 16244), (2096, 13547), (2356, 12052), (2489, 11408), (2852, 9956), (3013, 9424), (3496, 8122), (4061, 6992), (4712, 6026), (4978, 5704)]